.editor-left {
    width: 200px;
    .proview-item {
        width: 200px;
        height: 100px;
        background: rgba(0,0,0,0.3);
        position: relative;
        border: 1px solid #000;
        cursor: move;
        user-select: none;
        margin-bottom: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 999999;
        overflow: hidden;
        &::after{
            content:"";
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            user-select: none;
        }
        >span {
            position: absolute;
            left: 0;
            top: 0;
            color: #fff;
            padding: 5px 10px;
            background: #000;
            z-index: 999;
        }
        
    }
}